<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <!-- 引入vue -->
     <script src="js/vue.js"></script>
     <!-- 引入elementui -->
      <!-- 样式 -->
    <link rel="stylesheet" href="element-ui-2.13.0/lib//theme-chalk/index.css">   
       <!-- 组件库 -->
    <script src="element-ui-2.13.0/lib/index.js"></script>    
    <style>
        .el-header, .el-footer {
          background-color: #B3C0D1;
          color: #333;
          text-align: center;
          line-height: 60px;
        }
        
        .el-aside {
          background-color: #D3DCE6;
          color: #333;
          text-align: center;
          line-height: 200px;
        }
        
        .el-main {
          background-color: #E9EEF3;
          color: #333;
          text-align: center;
          line-height: 160px;
        }
        
        body > .el-container {
          margin-bottom: 40px;
        }
        
        .el-container:nth-child(5) .el-aside,
        .el-container:nth-child(6) .el-aside {
          line-height: 260px;
        }
        
        .el-container:nth-child(7) .el-aside {
          line-height: 320px;
        }
      </style>
</head>
<body>
    <div id="app">
        
          <el-container>
            <el-header height="400px">Header</el-header>
            <el-container style="height: 600px;">
                <!-- 设置宽度 -->
              <el-aside   width="300px">Aside</el-aside>
              <el-main >Main</el-main>
            </el-container>
          </el-container>
          
       
      </div>
</body>
</html>
<script>
    new Vue({
        el: '#app',
        data: {
           
        }
    })
</script>
